A norm-space, adaptive, and blind audio watermarking algorithm by discrete wavelet transform.
Xinkai WangPengjun WangPeng ZhangShuzheng XuHuazhong YangPublished in: Signal Process. (2013)
Keyphrases
- discrete wavelet transform
- wavelet domain
- watermarking algorithm
- jpeg compression
- image watermarking
- digital watermarking
- audio signal
- denoising
- wavelet coefficients
- signal processing
- multiscale
- integer wavelet transform
- spatial domain
- multiresolution
- wavelet transform
- shift invariant
- high frequency
- subband
- human visual system
- image denoising
- semi fragile
- spread spectrum
- copyright protection
- image authentication
- digital images
- lossy compression
- visual information
- dct coefficients
- image quality
- low frequency
- image fusion
- higher order
- lossless compression
- noisy images
- pattern recognition
- feature extraction